资源简介

课 题 Unit 8 Green Earth (Reading and writing) 课 型 Reading and writing 课 时 2
授课班级 授课时间 90mins 授课教师
教材分析 本课教学内容选自高等教育出版社出版的“十四五”职业教育国家规划教材，《英语2 基础模块》中第八单元的阅读和写作（Reading and writing）板块，本阅读语料具体描述了50年前后作者亲身经历的环境变化，对比发现环境被破坏的事实，倡导人们积极采取行动爱护环境，习作练习完成一份保护环境倡议书。通过任务性学习，培养学生的阅读能力，掌握倡议书的基本结构特点，检测语言的实际运用能力，同时树立绿色、低碳、环保的理念。
学情分析 通过听、说课的学习，学生能准确表达全球变暖的危害，介绍垃圾分类的方法和作用，有宣传和倡导保护环境的意识，但缺乏对以前优美环境的了解，通过本阅读语料的学习，可对比分析、系统认识环境问题，更深刻的感受保护环境的意义。教师应积极引导，介绍人们为环保已作出的努力和取得的成绩，激发学生加强环保，人人有责的意识。
学习目标 Knowledge objectives: To learn words and phrases about green earth:heal,straight,stream,protect,involve,restore,dry up,at the same time, To be able to understand the long sentence: It was not until now that I realized the importance of protecting the environment. Ability objectives: To be able to understand an article about the environment. To be able to master how to write a proposal to protect the environment. Emotional objectives: To establish a green,low-carbon and environmental protection concept. To strengthen the awareness of everyone’s responsibility for the environment.
学习重难点 1)To compare the changes of the environment in 50 years . 2)To write a proposal to call on the people to protect the environment.
教学方法 小组讨论法、任务教学法、情境教学法
课前准备 PPT课件，语音素材，图片
教学媒体 PPT课件、多媒体设备、语音素材、拓展资源包等
教学过程
教学环节 教师活动设计 学生活动设计 设计意图
Step 1: Warming up Think and discuss Show two kinds of pictures to compare the differences between them. Give some introduction . The water isn’t clear as before. The fish can’t live in the water. The children can’t play in the river. We can’t drink the water any longer. Discuss and list the beautiful factors in a beautiful place. clear water little animals beautiful garden birds’ songs blue sky many trees Look at the pictures and tell the differences and changes . Describe the differences in English . Discuss to list more factors and share with the class. 图片呈现，对比老师小时候的的水资源和现在的，链接已有的词汇和表达储备，感受水污染带来的不便和影响。 感水污染造成的影响，列举和想象美景中应有的因素，积累词汇为阅读英语语料做准备。
Step 2: Reading 1.Read and choose. Read options to know their emphasis, then read the passage fast to get the main idea and choose the right title.Check answers and explain the reason. (Key words:childhood、 environment、 call on、 the fish ） 2.Read and complete. Ask students to read the first two paragraphs , compare the changes 50years ago and now,then to fill in the table.Read the article carefully the understand the writer’s opinion and why the write wants to call on the people to protect the environment. In the past:get water ,drink water ,touch fish and catch fish. Now: dry up,no fish 3.Read and decide. Read carefully to decide the sentence true or false, and correct the wrong information with a proper reason. Ask some students to show their answers and explain the reason. Find the key information or sentence to support the option of the title. Exchange their ideas. (The title,the first and last sentence in each paragraph.) Ask student to read the first two paragraphs and fill in the table.Know the reason why the writer calls on the people to protect the environment. 3.Read carefully to find the detailed information to support each sentence in groups,then give answer and check together in the class. 快读提炼信息，找出支持标题的语句，培养学生思维能力. 查读课文，查找所缺信息，培养学生提取信息的能力。同时掌握作者呼吁人们保护环境的原因，激起学生的环保意识。 细读课文，判断课文细节对错，培养学生的观察能力，认识水污染对我们生活的影响，感知环境变坏的后果，增强学生的环保意识。
Step 3: Reading article learning Language points analysis. 1.Analyze the important words and phrases about technological innovation :heal,straight,stream,protect,involve,restore,dry up,at the same time, 2.It was not until now that I realized the importance of protecting the environment. Understand the important language points and take notes. 分析重点词汇,短语及长难句，使学生掌握50年环境变化的英语表达，呼吁人们绿色环保，为之后的倡议书输出做准备。呼吁学生日常生活中要绿色，环保，低碳，并影响更多的人保护环境。
Step 4: Writing 1.Read and classify. 1)Read the phrases and classify which they belong to,purpose,problems or actions. 2)Share answers in groups. 3)Teacher gives some advice and encourage the students to have a positive attitude towards the innovations. 2.Read and complete. 1)Read the given information and know what they should write . 2)Finish the proposal according to the information in task 12. 3）Ask two students to show their works on the screen.Teacher gives some advice and corrects mistakes. Read the phrases classify them ,and grasp the expressions about the problems ,purposes and actions. The students can add some actions and problems according to own experiences. Read and prepare for the writing by the information classified in task 12.Then write by themselves. Show the writing.Find if there is missing information or errors, and add or correct them. 根据目的，问题和措施进行分类，小组交流分享更多实际存在的问题和可以采取的措施，锻炼学生的语用能力。为接下来写倡导书语言输出作准备。倡导学生要认识到问题，并从自身做起采取环保行动。 理解所缺信息，加上讨论的已有信息，再根据自身理解，组织语言补全倡导书，培养学生整合信息的语言输出能力。激发学生加强环保，人人有责的意识。
Step 5: Summary 1.heal v.治愈 e.g.Heal the world and make it a better place,for you and for me!治愈这个世界，把它变得更好，为你，为我！ 2.stream n.小溪 e.g.I get some water from the stream to drink.我从小溪里取了一些水喝。 *stream(of sth/sb)(人)流；（车）流 e.g.Cars passed in an endless stream.汽车川流不息。 3.straight adv.直接 e.g.Come straight home after school.放学后直接回家。 *straight adv.坦率地 e.g.I told him straight that I didn't like him.我坦率地告诉他说我不喜欢他。 *straight adv.笔直地 e.g.She looked at me straight in the eye..她直视着我。 *straight ad.直的 e.g.She has long,straight,black hair,big,black eyes and a small nose.有着长长的黑色直发，大大的黑眼晴和一个小鼻子。 4.dry up干涸 E.g.But water may dry up,while time never stops.然而水流有干涸的时候，时间却永不停止它的前行。 5.It is not until...that... 直到…才... e.g.It is not until then that Mr Chen realizes the importance of health.到那时，陈先生才意识到了健康的重要性。 *本句包含了强调句式It is…that.…,句中强调了is后面的时间状语。 6.protect v.保护 e.g.It is the business of the police to protect the society.保护社会是警察的职责。 *protect(sb/sth)(against/from sth)保护；防护 e.g.They huddled together to protect themselves from the wind.他们挤在一起，免受风吹。 7.It is time+(that)从句到了该…的时候了 e.g.It is time(that)you should go to bed.到了你该睡觉的时间了。 *It is time(for sb)to do sth到了（某人)做某事的时间了 *It is time for sth到了某事的时间了 8.at the same time同时 e.g.We must pay attention to the rise in pollution at the same time.同时，我们必须注意污染的增加。 9.involve v.包含 e.g.Water contains minerals.水中含有矿物质。 *involve sb(in sth/in doing sth)(使)参加；加人 e.g.Parents should involve themselves in their children's education.父母应当参与孩子们的教育。 10.restore v.修复 e.g.The house has been carefully restored.这所房子已经过精心修复。 11.if引导的条件状语从句，遵守“主将从现”的原则，即主句是一般将来时，从句用一般现在时。 e.g.If you work hard,your dream will come true.如果你努力工作，你的梦想就会实现。
Step 6: Homework Use the useful words and expressions to make new sentences. Write a diary to describe how you will save water.
板书设计 同总结部分。
教学反思 （留白）

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